CDES 283 Lecture Notes - Lecture 3: Joint Photographic Experts Group, .Dwg, Corel

• School: Chico State University
• Department: Communication Design
• Course: CDES 283
• Professor: hall

Document Summary

Vector: point, line, and curve defined mathematically, resizing without loss of quality, small file sizes, not suitable for describing complex patterns, vector can be scaled as big or small without losing quality, vectors result in small files sizes. Raster: raster is pixel based and quality is loss when scaled bigger than default file, picture elements (pixel, each pixel stores color info, large file sizes, disadvantage: data loss. Vector file types: ai, svg-scalable vector graphic, cdr, dwg. Special programs like illustrator, corel draw or cad is required to. Special programs like illustrator, corel draw or cad is required to draw vectors. Lossless: tiff (tagged image file format, high quality photos, high resolution, alpha channels for transparency. Lossy: jpg (joint photographic experts group, use for routine work, internet images. Clip art: premade graphics, availible online and in programs, both vector and raster file types. Photographs: raster(bitmap) image with millions of color, rgb (0-255, hexadecimial. Art work: digital or scanned paintings, vector art.